---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9926 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 472 5326 0 2176 7223 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:bd:8c:60 brd ff:ff:ff:ff:ff:ff inet 10.32.7.96/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:febd:8c60/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9926) 03/28/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 140.19 54.81 85.39 3584.07 40623.38 07:07:01 83.39 30.03 53.36 1701.32 9390.03 07:08:01 71.97 8.88 63.09 511.38 7474.89 07:09:01 27.80 3.40 24.40 130.11 4935.31 Average: 80.84 24.28 56.56 1481.72 15605.90 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5966972 7391920 2200448 26.94 37232 1567544 716484 7.77 607732 1429076 87364 07:07:01 5601832 7299412 2565588 31.41 57020 1804772 833312 9.04 719576 1649816 101652 07:08:01 5492736 7419432 2674684 32.75 65060 2019136 660588 7.17 715856 1748772 114212 07:09:01 5424936 7366024 2742484 33.58 67424 2030632 727084 7.89 778100 1753272 8992 Average: 5621619 7369197 2545801 31.17 56684 1855521 734367 7.97 705316 1645234 78055 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 397.65 226.21 1471.96 65.04 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 70.44 58.56 429.25 16.34 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 312.75 357.44 1563.72 59.00 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 47.78 63.26 26.79 597.10 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 207.15 176.37 872.93 184.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9926) 03/28/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.28 0.00 2.42 4.54 1.53 70.22 07:06:01 0 8.96 0.00 1.31 5.43 1.56 82.73 07:06:01 1 20.62 0.00 2.03 5.79 1.45 70.11 07:06:01 2 17.35 0.00 1.45 4.23 1.43 75.55 07:06:01 3 38.25 0.00 4.89 2.71 1.70 52.45 07:07:01 all 24.00 0.00 1.59 2.19 1.82 70.40 07:07:01 0 27.37 0.00 1.41 3.66 2.01 65.55 07:07:01 1 9.46 0.00 0.83 0.71 1.15 87.85 07:07:01 2 30.02 0.00 1.89 2.48 2.15 63.46 07:07:01 3 29.09 0.00 2.24 1.89 1.99 64.79 07:08:01 all 45.35 0.00 2.51 0.61 3.61 47.93 07:08:01 0 43.90 0.00 1.82 0.10 4.08 50.11 07:08:01 1 40.01 0.00 1.97 0.66 3.16 54.20 07:08:01 2 49.63 0.00 3.22 0.76 3.72 42.67 07:08:01 3 47.93 0.00 3.02 0.90 3.45 44.71 07:09:01 all 20.56 0.00 0.97 0.82 1.07 76.58 07:09:01 0 20.61 0.00 0.71 0.10 1.36 77.22 07:09:01 1 7.48 0.00 0.58 0.88 0.76 90.29 07:09:01 2 43.11 0.00 1.51 0.12 1.61 53.65 07:09:01 3 11.05 0.00 1.08 2.20 0.55 85.12 Average: all 27.81 0.00 1.87 2.04 2.01 66.27 Average: 0 25.23 0.00 1.31 2.32 2.25 68.89 Average: 1 19.41 0.00 1.35 2.01 1.63 75.59 Average: 2 35.03 0.00 2.02 1.90 2.23 58.83 Average: 3 31.60 0.00 2.81 1.92 1.92 61.74